gzip -6 (default) |
55864 bytes (54.6k)
|
local copy |
gzip -9 |
55812 bytes (54.5k)
|
local copy |
libdeflate -12 |
53162 bytes (51.9k)
|
local copy |
7zip -mx=9 -tgzip |
53139 bytes (51.9k)
|
local copy |
zultra |
53071 bytes (51.8k)
|
local copy |
pigz -11 -n |
53070 bytes (51.8k)
|
local copy |
kzip -s0 -rn -b1 |
53063 bytes (51.8k)
|
local copy |
Zopfli |
52969 bytes (51.7k)
|
local copy |
Zopfli (defluff) |
52968 bytes (51.7k)
|
local copy |
Description | Value | Parameter |
---|---|---|
iterations | 1000000 | --i1000000 |
maximum blocks | 8 | --mb8 |
maximum length score | 8 | --mls8 |
block splitting recursion | 40 | --bsr40 |
lazy matching in LZ77 | yes | --lazy |
optimized Huffman headers | yes | --ohh |
initial random W for iterations | 1 | --rw1 |
initial random Z for iterations | 2 | --rz2 |
Size | Improvement | Parameters | Found |
---|---|---|---|
52969 bytes | -1 byte | zopfli --i1000000 --mls8 --bsr40 --lazy --ohh | October 5, 2018 @ 04:22 |
52970 bytes | -7 bytes | zopfli --i100000 --mls8 --bsr40 --lazy --ohh | October 4, 2018 @ 11:00 |
52977 bytes | -1 byte | zopfli --i10000 --mls8 --bsr40 --lazy --ohh | October 2, 2018 @ 16:33 |
52978 bytes | -1 byte | zopfli --i10000 --mls64 --bsr30 --lazy --ohh | October 2, 2018 @ 15:57 |
52979 bytes | -4 bytes | zopfli --i10000 --mls2 --bsr25 --lazy --ohh | October 2, 2018 @ 15:52 |
52983 bytes | -1 byte | zopfli --i1000 --mls8 --bsr22 --lazy --ohh | October 2, 2018 @ 12:41 |
52984 bytes | -1 byte | zopfli --i1000 --mls4 --bsr17 --lazy --ohh | October 2, 2018 @ 12:38 |
52985 bytes | -1 byte | zopfli --i1000 --mls8 --bsr19 --lazy --ohh | October 2, 2018 @ 12:33 |
52986 bytes | – | zopfli --i100 --mls8 --bsr22 --lazy --ohh | October 2, 2018 @ 11:00 |
2 | 4 | 8 | 16 | 32 | 64 | 128 | 256 | 512 | 1024 | 2048 | 4096 | 8192 | 16384 | 32768 | |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
2 | 4 | 8 | 16 | 32 | 64 | 128 | 256 | 512 | 1024 | 2048 | 4096 | 8192 | 16384 | 32768 | |
2 | 52982 | 52982 | 52982 | 52984 | 52985 | 52984 | 52983 | 52984 | 52985 | 52984 | 52984 | 52985 | 52996 | 53013 | 53000 |
4 | 52983 | 52981 | 52980 | 52984 | 52994 | 52986 | 52981 | 52981 | 52987 | 52983 | 52987 | 52992 | 53000 | 53008 | 52991 |
6 | 52981 | 52987 | 52980 | 52982 | 52992 | 52984 | 52992 | 52980 | 52988 | 52991 | 52987 | 52990 | 52993 | 52997 | 52992 |
7 | 53018 | 53018 | 52983 | 52984 | 52982 | 52985 | 52980 | 52986 | 52988 | 52984 | 52984 | 52987 | 52990 | 53000 | 52990 |
8 | 52984 | 53022 | 52979 | 52996 | 52996 | 52997 | 52980 | 52983 | 52988 | 52994 | 52994 | 52983 | 52994 | 52996 | 52989 |
9 | 52982 | 53009 | 52981 | 52981 | 52981 | 52996 | 52979 | 52980 | 52986 | 53000 | 52991 | 52989 | 52991 | 52993 | 52995 |
10 | 52980 | 53010 | 52980 | 53019 | 52983 | 52989 | 52982 | 52987 | 52987 | 52990 | 53004 | 52982 | 52992 | 52992 | 52998 |
11 | 52983 | 53015 | 52979 | 52982 | 52981 | 52984 | 52979 | 52981 | 52988 | 53001 | 52991 | 52989 | 52999 | 53005 | 52990 |
12 | 52981 | 52981 | 52980 | 53015 | 52980 | 52990 | 52980 | 52982 | 52988 | 52991 | 52989 | 52993 | 52991 | 53002 | 52991 |
13 | 52981 | 52980 | 52980 | 52982 | 52984 | 52991 | 52971 | 52981 | 52989 | 52991 | 52990 | 52984 | 52998 | 52987 | 52993 |
14 | 52979 | 52980 | 52979 | 52983 | 52987 | 52984 | 52979 | 52984 | 52987 | 52981 | 53003 | 52989 | 52993 | 53001 | 52990 |
15 | 52979 | 53015 | 52980 | 52986 | 52981 | 52982 | 52981 | 52983 | 52987 | 52991 | 52984 | 52985 | 52990 | 53003 | 52991 |
16 | 52984 | 53011 | 52980 | 52979 | 52982 | 52992 | 52980 | 52980 | 52988 | 52991 | 52991 | 52990 | 52998 | 53007 | 52992 |
17 | 52983 | 52971 | 52983 | 52981 | 52982 | 52984 | 52980 | 52988 | 52988 | 53001 | 52991 | 52991 | 52994 | 52994 | 52999 |
18 | 52980 | 53008 | 52984 | 52982 | 52986 | 52984 | 52979 | 52987 | 52988 | 52996 | 53003 | 52989 | 52992 | 52998 | 52992 |
19 | 52981 | 53011 | 52980 | 52982 | 52981 | 52990 | 52979 | 52980 | 52987 | 52990 | 52991 | 52988 | 52997 | 53002 | 52994 |
20 | 52982 | 53009 | 52980 | 52982 | 52982 | 52983 | 52980 | 52987 | 52988 | 52992 | 52992 | 52990 | 52995 | 53002 | 52994 |
21 | 52981 | 53010 | 52983 | 52982 | 52985 | 52990 | 52980 | 52983 | 52988 | 53000 | 52992 | 52985 | 52994 | 53002 | 52995 |
22 | 52981 | 53008 | 52971 | 52981 | 52985 | 52980 | 52979 | 52982 | 52988 | 52991 | 53008 | 52989 | 52998 | 52990 | 52991 |
23 | 52981 | 53012 | 52981 | 52981 | 52984 | 52983 | 52980 | 52981 | 52987 | 53002 | 52996 | 52983 | 52990 | 53003 | 52988 |
25 | 52979 | 53008 | 52983 | 52981 | 52982 | 52984 | 52979 | 52988 | 52987 | 53000 | 52992 | 52983 | 52993 | 53001 | 52993 |
30 | 52980 | 53011 | 52984 | 52981 | 52982 | 52971 | 52981 | 52982 | 52989 | 53000 | 52991 | 52989 | 52991 | 53003 | 52993 |
40 | 52980 | 53012 | 52969 | 52983 | 52981 | 52978 | 52981 | 52982 | 52987 | 52990 | 52996 | 52982 | 53002 | 53000 | 52999 |
Iterations | Min. Bytes | Reduction | Coverage |
---|---|---|---|
100 | 52986 bytes | – | 100% |
1,000 | 52983 bytes | -3 bytes | 100% |
10,000 | 52977 bytes | -6 bytes | 100% |
100,000 | 52970 bytes | -7 bytes | 1.74% |
1,000,000 | 52969 bytes | -1 byte | 0.29% |
10,000,000 | – | – | – |
Blocks | Min. Bytes | Compared To Best Zopfli | Compared To Best KZIP |
---|---|---|---|
(any) | 53124 bytes | +155 bytes (+0.29%) | +61 bytes |
1 | 53063 bytes | +94 bytes (+0.18%) | – |
2 | 53075 bytes | +106 bytes (+0.20%) | +12 bytes |
3 | 53112 bytes | +143 bytes (+0.27%) | +49 bytes |
4 | 53125 bytes | +156 bytes (+0.29%) | +62 bytes |
5 | 53167 bytes | +198 bytes (+0.37%) | +104 bytes |
6 | 53210 bytes | +241 bytes (+0.45%) | +147 bytes |
7 | 53258 bytes | +289 bytes (+0.55%) | +195 bytes |
8 | 53262 bytes | +293 bytes (+0.55%) | +199 bytes |
Algorithm | Program | Parameters | Size | Compared To Best Zopfli |
---|---|---|---|---|
ZPAQ (Wikipedia) | zpaq | zpaq -method 69 | 38924 bytes | -14045 bytes (-26.52%) |
RAR (proprietary) | RAR | rar a -m5 -md64m -mc63:128t -mt1 | 46475 bytes | -6494 bytes (-12.26%) |
PPMd (Wikipedia) | 7zip | 7za a -mx=9 -m0=ppmd | 47440 bytes | -5529 bytes (-10.44%) |
Brotli (Wikipedia) | brotli | brotli -q 11 | 48867 bytes | -4102 bytes (-7.74%) |
LZMA2 (Wikipedia) | xz | xz -9 | 49984 bytes | -2985 bytes (-5.64%) |
Zstandard (Wikipedia) | zstd | zstd -19 | 51407 bytes | -1562 bytes (-2.95%) |
Burrows-Wheeler transform (Wikipedia) | bzip2 | bzip2 -9 | 51585 bytes | -1384 bytes (-2.61%) |